1 <p>Zach Rose is an email deliverability expert with a decade of experience in global email architecture, technical consulting, and operational excellence. He recently joined Klaviyo in 2024 as the manager for global email deliverability. Prior to this role, Zach designed an efficient and scalable email architecture for top healthcare marketing firms, optimizing their email campaigns for maximum impact. Zach takes a data-driven, pragmatic approach to designing strategies for "sending email real good."</p>